5310-01-342-7264

Find complete technical information, availability, and procurement data for: 5310-01-342-7264
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-342-7264

Item Name Code

15933

Assigment Date

07/29/1991 (34 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.057 inches minimum and 0.069 inches maximum material thickness, 0.238 inches minimum and 0.248 inches maximum recess diameter, 0.362 inches minimum and 0.372 inches maximum outside diameter, 0.191 inches minimum and 0.195 inches maximum hole diameter, 38.0 rockwell c minimum and 45.0 rockwell c maximum hardness rating

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.191 inches minimum and 0.195 inches maximum
Outside Diameter: 0.362 inches minimum and 0.372 inches maximum
Recess Diameter: 0.238 inches minimum and 0.248 inches maximum
Material Thickness: 0.057 inches minimum and 0.069 inches maximum
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum
Recess Angle: 90.0 degrees nominal
Material: steel comp 4130 overall
Material Document And Classification: mil-s-6758 mil spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2,cl 2 fed spec single treatment response overall
Style Designator: recessed

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
4D0028C3	Recessed Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-342-7264?

The FSCG of the NSN 5310-01-342-7264 is 5310

Does the NSN 5310-01-342-7264 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-342-7264 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-01-342-7264 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-342-7264 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-342-7264 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Mon, Jul 29, 1991